21643442

素因数分解:

$2^1\times {\mathrm{59}}^1\times {\mathrm{149}}^1\times {\mathrm{1231}}^1$

素因数の和:1441

約数の個数: 16

約数和(自身を含む): 33264000

約数和(自身を除く): 11620558

約数列:

[1, 2, 59, 118, 149, 298, 1231, 2462, 8791, 17582, 72629, 145258, 183419, 366838, 10821721, 21643442]

約数ペア:

[(1, 21643442), (2, 10821721), (59, 366838), (118, 183419), (149, 145258), (298, 72629), (1231, 17582), (2462, 8791)]